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INFOCOM
2007
IEEE
13 years 11 months ago
Exploiting Hidden Convexity For Flexible And Robust Resource Allocation In Cellular Networks
— A systematic approach to solve seemingly nonconvex resource allocation problems in wireless cellular networks is studied in this paper. By revealing and exploiting the hidden c...
Chee-Wei Tan, Daniel Pérez Palomar, Mung Ch...
ICC
2009
IEEE
135views Communications» more  ICC 2009»
14 years 6 days ago
Completion Time Minimization and Robust Power Control in Wireless Packet Networks
A wireless packet network is considered in which each user transmits a stream of packets to its destination. The transmit power of each user interferes with the transmission of al...
Chris T. K. Ng, Muriel Médard, Asuman E. Oz...
ICASSP
2008
IEEE
13 years 12 months ago
Utility-based power control for peer-to-peer cognitive radio networks with heterogeneous QoS constraints
Transmit-power control is a critical task in cognitive radio (CR) networks. In the present contribution, adherence to hierarchies between primary and secondary users in a peer-to-...
Nikolaos Gatsis, Antonio G. Marqués, Georgi...
CORR
2010
Springer
76views Education» more  CORR 2010»
13 years 13 days ago
Power Control with Imperfect Exchanges and Applications to Spectrum Sharing
In various applications, the effect of errors in gradient-based iterations is of particular importance when seeking saddle points of the Lagrangian function associated with constra...
Nikolaos Gatsis, Georgios B. Giannakis
CDC
2010
IEEE
181views Control Systems» more  CDC 2010»
13 years 15 days ago
Relationship between power loss and network topology in power systems
This paper is concerned with studying how the minimum power loss in a power system is related to its network topology. The existing algorithms in the literature all exploit nonline...
Javad Lavaei, Steven H. Low